From patchwork Wed Nov 20 13:35:31 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Segher Boessenkool X-Patchwork-Id: 1198150 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=gcc.gnu.org (client-ip=209.132.180.131; helo=sourceware.org; envelope-from=gcc-patches-return-514148-incoming=patchwork.ozlabs.org@gcc.gnu.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=kernel.crashing.org Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=gcc.gnu.org header.i=@gcc.gnu.org header.b="OEwMC5hp"; dkim-atps=neutral Received: from sourceware.org (server1.sourceware.org [209.132.180.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 47J3c43dlZz9sPT for ; Thu, 21 Nov 2019 00:35:46 +1100 (AEDT) DomainKey-Signature: a=rsa-sha1; c=nofws; d=gcc.gnu.org; h=list-id :list-unsubscribe:list-archive:list-post:list-help:sender:from :to:cc:subject:date:message-id; q=dns; s=default; b=EdOec48OHf1b 3p9bjNR+YsYSnEa8/seqFJ+gw+uBjv14o1Qnib/owKIVr/eA5WkvsCqvWU9WWTGJ /h4s1gEuiPXLjgROywZi8gwqkUeiNapoxdgp67l7Sn7HEYq0GlRMP6kTQR71BnN2 WCnlO+Na0G6Y9ARBb2F6y+S9vDpqHac= DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=gcc.gnu.org; h=list-id :list-unsubscribe:list-archive:list-post:list-help:sender:from :to:cc:subject:date:message-id; s=default; bh=fiNqz3GzYD0RuJaBEu r03XrXCJI=; b=OEwMC5hpRb3ON20LaCIKuhJeWS/aIL3OuYhy7IAO4ldcYtMIS/ zUl72YzYWlWRH94qO+0220Sg6i8Fa8EFPS+05XqEmo5E+L1XDTG6ZW+n6ZzhyTam RMKJnADfwjrq6IgPZmcoDOGo1xNYjnLMydeE5C2+kLkUzCPHLVbrZ2PtY= Received: (qmail 97537 invoked by alias); 20 Nov 2019 13:35:36 -0000 Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Archive: List-Post: List-Help: Sender: gcc-patches-owner@gcc.gnu.org Delivered-To: mailing list gcc-patches@gcc.gnu.org Received: (qmail 97527 invoked by uid 89); 20 Nov 2019 13:35:36 -0000 Authentication-Results: sourceware.org; auth=none X-Spam-SWARE-Status: No, score=-18.0 required=5.0 tests=AWL, BAYES_00, GIT_PATCH_0, GIT_PATCH_1, GIT_PATCH_2, GIT_PATCH_3 autolearn=ham version=3.3.1 spammy=92573, const0_rtx X-HELO: gcc1-power7.osuosl.org Received: from gcc1-power7.osuosl.org (HELO gcc1-power7.osuosl.org) (140.211.15.137) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Wed, 20 Nov 2019 13:35:35 +0000 Received: by gcc1-power7.osuosl.org (Postfix, from userid 10019) id 954331240644; Wed, 20 Nov 2019 13:35:33 +0000 (UTC) From: Segher Boessenkool To: gcc-patches@gcc.gnu.org Cc: dje.gcc@gmail.com, Segher Boessenkool Subject: [PATCH] rs6000: Fix UNORDERED without NaNs, for DFP (PR92573) Date: Wed, 20 Nov 2019 13:35:31 +0000 Message-Id: <61ab33e4bcaa95a2cbbbec8e146390e9f89ac252.1574256632.git.segher@kernel.crashing.org> X-IsSubscribed: yes This is the analogue of r278103, but for DFP. Committing to trunk. Segher 2019-11-20 Segher Boessenkool PR target/92573 * config/rs6000/dfp.md (dfptstsfi__ for DFP_TEST and DDTD): Handle UNORDERED if !HONOR_NANS. --- gcc/config/rs6000/dfp.md | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/gcc/config/rs6000/dfp.md b/gcc/config/rs6000/dfp.md index 659b3c9..687858c 100644 --- a/gcc/config/rs6000/dfp.md +++ b/gcc/config/rs6000/dfp.md @@ -289,6 +289,12 @@ (define_expand "dfptstsfi__" ] "TARGET_P9_MISC" { + if ( == UNORDERED && !HONOR_NANS (mode)) + { + emit_move_insn (operands[0], const0_rtx); + DONE; + } + operands[3] = gen_reg_rtx (CCFPmode); })